Question
If ÷ means −, − means ×, × means +, + means ÷,
what will come in place of the question mark (?)? 77 ÷ 7 × 17 – 49 + 7 = ?Solution
Given-77 ÷ 7 × 17 – 49 + 7 =?                 After arrangement- 77 – 7 + 17 x 49 ÷ 7                                    77 – 7 + 17 x 7                                 77 – 7 + 119                                  70 + 119 = 189
Find the greatest 3-digit number which is exactly divisible by 8, 9 and 12.
What is the largest sum of m and n such that ‘4m932n6’ is divisible by 12?
There are three natural numbers which are pairwise co-prime. The product of the first two numbers is 105 and the product of the last two numbers is 255....
- If 274x2 is divisible by 56, and x > 4, what is the value of x?
Rs 720 is to be divided among P, Q and R so that P gets 3/5 of Q’s share and R gets 1/3 of P’s share. Share of R is:
- If '81x4y' is a five-digit number which is divisible by 72, then find the value of (3x + 5y).
If 731x46 is a six-digit number that is divisible by 3, then find the maximum value of 7x.
The cube of the difference between two given natural numbers is 1728, while the product of these two given numbers is 108. Find the sum of these two giv...
The value of a washing machine depreciates by 10% every year. The current price of the washing machine is ₹9477. What was the price of the machine thr...
Sum of three positive numbers is 160. If the ratio of the first and second number is 2:3, respectively while difference between the first and third numb...
Relevant for Exams:
